21036092

素因数分解:

$2^2\times 7^2\times {\mathrm{11}}^2\times {\mathrm{887}}^1$

素因数の和:927

約数の個数: 54

約数和(自身を含む): 47123496

約数和(自身を除く): 26087404

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 49, 77, 98, 121, 154, 196, 242, 308, 484, 539, 847, 887, 1078, 1694, 1774, 2156, 3388, 3548, 5929, 6209, 9757, 11858, 12418, 19514, 23716, 24836, 39028, 43463, 68299, 86926, 107327, 136598, 173852, 214654, 273196, 429308, 478093, 751289, 956186, 1502578, 1912372, 3005156, 5259023, 10518046, 21036092]

約数ペア:

[(1, 21036092), (2, 10518046), (4, 5259023), (7, 3005156), (11, 1912372), (14, 1502578), (22, 956186), (28, 751289), (44, 478093), (49, 429308), (77, 273196), (98, 214654), (121, 173852), (154, 136598), (196, 107327), (242, 86926), (308, 68299), (484, 43463), (539, 39028), (847, 24836), (887, 23716), (1078, 19514), (1694, 12418), (1774, 11858), (2156, 9757), (3388, 6209), (3548, 5929)]